英语词组on the alert是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	on the alert
释义	on the alertadj. phr.Alert; watchful; careful. 警惕的；密切注意的；小心的。◆ Campers must be on the alert for poison ivy and poison oak.野营者必须密切注意气根毒藤和栎叶毒漆树。
随便看	mad as a hornet mad as a hornet or mad as a wet hen mad as a March hare mad as a wet hen made of money made-to-measure made-to-measure or tailor-made made to order magic carpet maiden speech maiden voyage mail order main drag main squeeze majority leader make make make a beeline for make a big deal about make a blunder make a clean breast of make a clean sweep of make a comeback make a day of it make a dent in

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。